import { Component, OnInit } from '@angular/core';
import * as echarts from 'echarts';

@Component({
  selector: 'app-line',
  templateUrl: './line.component.html',
  styleUrls: ['./line.component.scss']
})
export class LineComponent implements OnInit {

  lineChart = null;
  constructor() { }

  ngOnInit(): void {
    this.initCharts();
  }

  initCharts() {

    //let ec = echarts as any;
    this.lineChart = echarts.init(document.getElementById('echartsId'));

    const option = {
      title: {
        text: '设备本周上线数',
        left: 20,
        top: 20,
      },
      tooltip: {
        trigger: 'axis'
      },
      legend: {
        data: ['照明', '屏幕', '监控', '气象', '广播'],
        top: 20,
      },
      grid: {
        left: '4%',
        right: '4%',
        bottom: '3%',
        containLabel: true
      },
      toolbox: {
        feature: {
          saveAsImage: {}
        }
      },
      xAxis: {
        type: 'category',
        boundaryGap: false,
        data: ['周一', '周二', '周三', '周四', '周五', '周六', '周日']
      },
      yAxis: {
        type: 'value'
      },
      series: [
        {
          name: '照明',
          type: 'line',
          stack: '总量',
          data: [120, 132, 101, 134, 90, 230, 210]
        },
        {
          name: '屏幕',
          type: 'line',
          stack: '总量',
          data: [220, 182, 191, 234, 290, 330, 310]
        },
        {
          name: '监控',
          type: 'line',
          stack: '总量',
          data: [150, 232, 201, 154, 190, 330, 410]
        },
        {
          name: '气象',
          type: 'line',
          stack: '总量',
          data: [320, 332, 301, 334, 390, 330, 320]
        },
        {
          name: '广播',
          type: 'line',
          stack: '总量',
          data: [820, 932, 901, 934, 1290, 1330, 1320]
        }
      ]
    };
    this.lineChart.setOption(option);
  }

}
